PULSO Electric Industrial Co., Ltd.

Cobra Power Systems, manufactured by PULSO Electrical Industrial Co., Ltd. PULSO is dedicated to producing high-quality brushless motors for multirotor, UAV and other unmanned systems. Some motors are applied to military, police, electricity, and oil exploration, which have successfully passed 1500-hour continuous running test. PULSO is capable to providing OEM or ODM motors according to customer’s special requests.

Products

COBRA UAV Motor

Cobra Power Systems, manufactured by PULSO Electrical Industrial Co., Ltd. COBRA motors are specially designed and produced for unmanned systems. Some motors have successfully passed 1500-hour continuous running test.... More Info Less Info

As one of the earliest manufacturers of UAV motors in China, PULSO Electric Industrial Co., Ltd. has been a leading manufacturer of the professional motors for the unmanned systems since 2010 and have owned many professional customers.

High quality materials and components build PULSO’s solid foundation of good quality. High precision creates PULSO’s high efficiency and high reliability.

COBRA brand motors were first lanuched into the market in USA since 2011, and then in the other areas of the world since 2013. COBRA CM 22 series motors have gained good reputation, especially in mini 250 class and 330 class quad field. 39/45/80 series motors are adopted by the military and the police after passing the extreme acid tests.

PULSO produces a full line of motors. According to the stator diameters, there are at least 11 series including 18mm/22mm/28mm/35mm/39mm/40mm/41mm/45mm/53mm/60mm/80mm. With the features of high quality-high balancing-high reliability, our motors can work under harsh environment. PULSO also cooperates with customers on designing and producing the customized motors.

The rapidly growing PULSO will be your best partner.

COBRA CM-2204/28 MULTIROTOR MOTOR, KV=2300

Built with the best materials and high precision, COBRA CM2204 2300KV Multirotor motor is probably the most versatile motor for the mini quad class. This could be the one that will turn your quad into a rocket.... More Info Less Info

Cobra CM-2204 series motors have a 3.0mm motor shaft for extra strength, and oversize ball bearings to support the shaft and provide a long life. The stators are made with 0.20mm laminations for maximum efficiency and minimum Eddy Current losses.

COBRA CM2204 Kv 2300 Specifications

Stator Diameter 22.0 mm (0.866 in)

Stator Thickness 4.0 mm (0.157 in)

Number of Stator Slots 12

Number of Magnet Poles 14

Motor Wind 28 Turn Delta

Motor Kv Value 2300 RPM per Volt

No Load Current (Io) 0.66 Amps @ 8 Volts

Motor Resistance (Rm) per Phase 0.126 Ohms

Motor Resistance (Rm) Phase to Phase 0.084 Ohms

Maximum Continuous Current 15 Amps

Max Continuous Power (2-cell Li-Po) 125 Watts

Max Continuous Power (3-cell Li-Po) 180 Watts

Motor Weight 24.6 grams (0.87 oz.)

Outside Diameter 27.0 mm (1.063 in.)

Shaft Diameter 3.00 mm (0.118 in.)

Motor Body Length 14.2 mm (0.559 in.)

Overall Shaft Length 32.5 mm (1.145 in.)

Motor Timing 5-10 degrees

PWM Frequency 8 KHz

COBRA CM-4510/40 MULTIROTOR MOTOR, KV=310

Cobra CM-4510 series motors have a 6.0mm motor shaft for extra strength, and oversize ball bearings to support the shaft and provide a long life. The stators are made with 0.20mm laminations for maximum efficiency and minimum Eddy Current losses.... More Info Less Info

Cobra CM-4510/40 Motor Specifications

Stator Diameter 45.0 mm (1.772 in)

Stator Thickness 10.0 mm (0.394 in)

Number of Stator Slots 12

Number of Magnet Poles 14

Motor Wind 40 Turn Delta

Motor Kv Value 310 RPM per Volt

No Load Current (Io) 0.31 Amps @ 15 Volts

Motor Resistance (Rm) per Phase 0.170 Ohms

Motor Resistance (Rm) Phase to Phase 0.113 Ohms

Maximum Continuous Current 22 Amps

Max Continuous Power (5-cell Li-Po) 410 Watts

Max Continuous Power (6-cell Li-Po) 490 Watts

Motor Weight 211 grams (7.44 oz.)

Outside Diameter 54.9 mm (2.161 in.)

Motor Shaft Diameter 6.00 mm (0.236 in.)

Prop Shaft Diameter 6.00 mm (0.236 in.)

Motor Body Length 32.8 mm (1.291 in.)

Overall Shaft Length 36.3 mm (1.429 in.)

Motor Timing 5-10 degrees

PWM Frequency 8 KHz

COBRA CM-4008/24 MULTIROTOR MOTOR, KV=600

Cobra CM-4008 series motors have a 4.0mm motor shaft for extra strength, and oversize ball bearings to support the shaft and provide a long life. The stators are made with 0.20mm laminations for maximum efficiency and minimum Eddy Current losses.... More Info Less Info

Cobra CM-4008/24 Motor Specifications

Stator Diameter 40.0 mm (1.574 in)

Stator Thickness 8.0 mm (0.318 in)

Number of Stator Slots 24

Number of Magnet Poles 22

Motor Wind 24 Turn Wye

Motor Kv Value 600 RPM per Volt

No Load Current (Io) 0.72 Amps @ 12 Volts

Motor Resistance (Rm) per Phase 0.043 Ohms

Motor Resistance (Rm) Phase to Phase 0.086 Ohms

Maximum Continuous Current 23 Amps

Max Continuous Power (3-cell Li-Po) 255 Watts

Max Continuous Power (4-cell Li-Po) 340 Watts

Motor Weight 106 grams (3.74 oz.)

Outside Diameter 45.5 mm (1.791 in.)

Motor Shaft Diameter 4.00 mm (0.157 in.)

Prop Shaft Diameter 6.00 mm (0.236 in.)

Motor Body Length 23.9 mm (0.941 in.)

Overall Shaft Length 33.5 mm (1.319 in.)

Motor Timing 5-10 degrees

PWM Frequency 8 KHz to 20Khz

COBRA CM-2820/32 MULTIROTOR MOTOR, KV=350

Cobra CM2820 series motors have a 5.0mm motor shaft for extra strength, and oversize ball bearings to support the shaft and provide a long life. The stators are made with 0.20mm laminations for maximum efficiency and minimum Eddy Current losses.... More Info Less Info